377  
CDUS45 KCYS 180737  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
1236 AM MST TUE FEB 18 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 17 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 34 101 PM 70 1943 42 -8 15  
MINIMUM 21 933 PM -30 2006 13 8 -3  
AVERAGE 28 27 1 6  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.42 1962 0.01 0.00 T  
MONTH TO DATE 0.01 0.22 -0.21 T  
SINCE JAN 1 0.03 0.40 -0.37 0.01  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 38 -1 59  
MONTH TO DATE 645 666 -21 456  
SINCE DEC 1 2967 3212 -245 2665  
SINCE JUL 1 4941 5011 -70 4497  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.9  
 
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1000 PM  
LOWEST 72 300 PM  
AVERAGE 84  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 73 2016  
MINIMUM TEMPERATURE (F) 13 -36 2006  
 
 
SUNRISE AND SUNSET  
FEBRUARY 18 2020......SUNRISE 644 AM MST SUNSET 527 PM MST  
FEBRUARY 19 2020......SUNRISE 642 AM MST SUNSET 529 PM MST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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